Error now highlights entire line.

CHANGELOG.md

@@ -7,5 +7,6 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 ## [Unreleased]
 
 ### Added
+- Deletion of temp files when VSCode closed.
 - Basic linting with highlighting.
-- Support for .fsh, .vsh and .gsh files
+- Support for .fsh, .vsh, .glsl and .gsh files.

CONTRIBUTING.md

@@ -10,12 +10,14 @@ Development requirements (did I miss any? Submit a PR!):
 
 Fork the repo (you are using [SSH keys](https://help.github.com/articles/connecting-to-github-with-ssh/), right?):
 
-`git@github.com:Strum355/vscode-mc-shader.git`
+`git clone git@github.com:Strum355/vscode-mc-shader.git`
 
 Install dependencies:
 
 `cd vscode-mc-shader && npm i`
 
+Follow [this](https://code.visualstudio.com/docs/extensions/overview) link to learn your way around making extensions.
+
 ## Submitting a Pull Request
 
 Please adhere to the following guidelines before submitting a pull request:

src/linter/glslProvider.ts

@@ -160,7 +160,8 @@ export default class GLSLProvider implements vscode.CodeActionProvider {
         return
       }
 
-      const [lineNum, message] = matches.slice(1,3)
+      const [lineString, message] = matches.slice(1,3)
+      const lineNum = parseInt(lineString)
 
       // Default to error
       let severity: vscode.DiagnosticSeverity = vscode.DiagnosticSeverity.Error
@@ -169,7 +170,8 @@ export default class GLSLProvider implements vscode.CodeActionProvider {
         severity = vscode.DiagnosticSeverity.Warning
       }
 
-      const range = new vscode.Range(parseInt(lineNum) - 1, 0, parseInt(lineNum) - 1, 0)
+      const eol = document.lineAt(lineNum - 1).text.length
+      const range = new vscode.Range(lineNum - 1, 0, lineNum - 1, eol - 1)
       diags.push(new vscode.Diagnostic(range, message, severity))
     })
     this.diagnosticCollection.set(document.uri, diags)